Finely ground calcium aluminate & silicate is a/an ____________________?
Correct answer: D. Cement
- A. Cermet
- B. Explosive
- C. Abrasive
- D. Cement
Explanation
Cement is produced from finely ground calcium silicates and calcium aluminates, which hydrate and harden after mixing with water. Cermets and abrasives have different compositions and functions.
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